1993 Audi 90 Service and Repair Manual

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Factory-Grade Data

1993 Audi 90 service and repair manual a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What's included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • S Sedan 4-Door
  • CS Sedan 4-Door

Engines covered

  • 2.8L 2771CC V6 GAS SOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

1993 Audi 90 Recalls & Complaints

NHTSA #98V33200023/12/1998Component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH V6 ENGINES. AN INTERNAL SEAL OF THE FUEL INJECTOR CAN MALFUNCTION, ALLOWING FUEL LEAKAGE IN THE ENGINE COMPARTMENT.

Consequence

FUEL LEAKAGE IN THE PRESENCE OF AN IGNITION SOURCE CAN RESULT IN A FIRE.

Remedy

DEALERS WILL REPLACE ALL FUEL INJECTORS.

NHTSA #97V17200006/10/1997Component: AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE-INACTIVE

VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME AIR BAG SENSORS DO NOT COMPLY WITH AUDI'S DURABILITY STANDARDS OVER THE LIFETIME OF THE VEHICLE.

Consequence

IN THE EVENT THE SENSOR SHOULD MALFUNCTION, THE AIR BAG RESTRAINT SYSTEM CAN INADVERTENTLY DEPLOY.

Remedy

DEALERS WILL REPLACE THE AIR BAG SENSOR CONTROL MODULE.

TSB #10155644

This special notice is to inform dealers to return all part numbers listed in the document and order the superseded part numbers going forward.

TSB #10128222

Due to increasing requests for high voltage personal protective equipment (HVE PPE) for dealer technicians working with high voltage vehicles (Hybrid, Plugin Hybrid, Electric Vehicle), the Volkswagen Tools and Equipment Team has identified

TSB #10058584

AUDI: ENGINE, ON SOME VEHICLES, WOULD RUN IRREGULARLY OR HAVE MALFUNCTION INDICATOR LAMP (MIL) ON OR POSSIBLE FILTER ELEMENT FOR CAMSHAFT ADJUSTMENT VALVE CAN LOOSEN AND IN OIL CIRCUIT, THERE IS NO DAMAGE FROM LOOSENED PARTICLES. MODEL ALL.

TSB #10249085

Google Maps Street View (NVLW))

TSB #10249054

Due to new Minnesota state regulations regarding biofuels, biodiesel blends of B5 or less may not be available in the State of Minnesota.

TSB #10022141

HEADLIGHT AIMING, USING HELLA UNIVERSAL BEAMSETTER. *KB

TSB #40050

BRAKE PEDAL SQUEAK. *TW

20080820Component: SUSPENSION:FRONTCrash reported2 injured

TIE RODS MIDAS AUTO REPAIR CENTER PUT ON MY 1993 AUDI 90 CS WHERE BOTH DEFECTIVE THAT THEY GOT FROM CAR QUEST. THE DAY THE TIE RODS FAILED WAS WHEN I AND MY WIFE WHERE COMING OUT OF THE DRIVE THROUGH

20010615Component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEMFire reported

CONSUMER TOOK VEHICLE IN FOR RECALL (98V-332) REPAIR WORK ON THE FUEL INJECTION SYSTEM ON MAY 18, 2001, THE VEHICLE CAUGHT FIRE THE NEXT DAY IN THE ENGINE COMPARTMENT. *MJS

20010607Component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEMFire reported

CONSUMER RECEIVED A RECALL NOTICE (98-V332) ON FUEL INJECTORS AND TOOK THE VEHICLE TO THE DEALER TO HAVE THE RECALL PERFORMED AND THEY INSTALLED FUEL INJECTORS AND A FUEL LINE, AFTER INSTALLATION THE

20010607Component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEMFire reported

CONSUMER RECEIVED A RECALL NOTICE (98-V332) ON FUEL INJECTORS AND TOOK THE VEHICLE TO THE DEALER TO HAVE THE RECALL PERFORMED AND THEY INSTALLED FUEL INJECTORS AND A FUEL LINE, AFTER INSTALLATION THE

19971106Component: ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOODFire reported

DRIVING ABOUT 40MPH WHEN VEHICLE STARTED TO DECELERATE. PULLED TO SIDE. SMOKE CAME FROM UNDER HOOD & FILLED INSIDE OF VEHICLE. OWNER EXITED VEHICLE & THEN SPARKS APPEARED & THEN FLAMES DROPPING FROM R

Showing the 5 most serious of 37 complaints filed with NHTSA.

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